edit_issue_template (#2068)

.github/ISSUE_TEMPLATE.md

@@ -1,56 +1,24 @@
-<!--
-Use Markdown language for styling.
-Github's Markdown Guide https://guides.github.com/features/mastering-markdown/
-Please use the SEARCH function before opening a new issue!
--->
+<!-- Please use the search function before opening a new issue -->
 
-### --Issue Summary--
-<!-- A brief overview of your issue  -->
+### Issue Summary
+<!-- Please provide a brief description of your issue -->
 
-### --Video or Image Reference--
-<!-- (Optional) A screenshot, short video, etc. to show your problem -->
+### Screenshot or Video Reference
+<!-- Please provide a screenshot or video that highlights your issue -->
 
-### --Steps to reproduce--
-<!-- Describe the steps to reproduce the problem, more steps are better. -->
+### Steps to Reproduce
+<!-- Please provide any steps that can reproduce the issue -->
 
-### --Actual Results--
-<!-- Explain what you actually got. -->
-
-### --Expected Results--
-<!-- Explain how the program should behave in the context you're using it. -->
-
-### --System Information--
-+ OpenToonz Version:
-<!-- You can find the VERSION in Menu->Help->About OpenToonz -->
-
-+ Operating System:
-<!-- (e.g., Windows10, macOS 10.12, Ubuntu 16.04, Debian Stretch) -->
-
-
-+ Other Device Info (Optional):
-
-* RAM Size  4GB, 8GB, 16GB:
-
-* Graphics Tablet:
-<!-- (Optional) (Write your MODEL, e.g., WACOM Intuos 2) -->
-
-
-
----
-<!--
-### --For Code Contributors--
-(Optional) Use this space to point to relevant code chunks that might be causing the issue.
-
-```C++
-    Paste here code snippets relevant to your report like so:
-    #include <iostream>
-
-    int main() {
-        std::cout << "Hello, World" << endl;        
-        return 0;
-    }
-
-```
--->
+### Expected Results
+<!-- What you expected to happen -->
 
+### Actual Results
+<!-- What actually happens -->
 
+### System Information
+* **OpenToonz Version**: 
+* **Operating System**: 
+* **CPU**: 
+* **Memory**: 
+* **Graphics Card**: 
+* **Graphics Tablet**: